package com.highcom.mapper;

import com.highcom.domain.Student;

import java.util.List;

public interface StudentMapper {

    //修改学生信息
    Integer update(Student student);

    //根据id删除学生信息
    Integer delete(Integer id);


    //根据 id查询学生
    Student selectById(Integer id);

    //添加学生
    Integer insert(Student student);


    public List<Student> selectAll();
}
